Home / 3,332.62-4,995.95-1,688.32

Finding the Fourth Proportional to 3,332.62, 4,995.95 and 1,688.32

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Solution

The fourth proportional to 3,332.62, 4,995.95 and 1,688.32 is: 2,530.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.62 : 4,995.95 = 1,688.32 : x
  2. Step 2: Convert to fraction form
    3,332.62/4,995.95 = 1,688.32/x
  3. Step 3: Cross multiply
    3,332.62x = 4,995.95 × 1,688.32
  4. Step 4: Simplify right side
    3,332.62x = 8,434,754.03
  5. Step 5: Solve for x
    x = 8,434,754.03/3,332.62
  6. Step 6: Final answer
    x = 2,530.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.